Arrowfield Stud's Not A Single Doubt has a productive Saturday at Randwick with Winter Bride winning the Gr III Wenona Girl Quality, while Fundamentalist gave The Autumn Sun the fright of his life in the Gr 1 Randwick Guineas, Dubious finished third in the Gr II Todman Stakes and Cool Passion was a meritorious fourth in the Gr 1 Canterbury Guineas. The son of Redoute's Choice chalked up stakes-winner number 63 on Sunday when the Bjorn Baker-trained Samadoubt led at every call under Tim Clark in the $200,000 Listed Canberra Cup (2000m). The 5yo Darby Racing colour-bearer left his 15 opponents without an excuse, defeating the Gai Waterhouse and Adrian Bott-trained Taikomochi (Snitzel) by two l